Finding the Fourth Proportional to 1,229,311.82, 1,840,490.39 and 651,618.81
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Solution
The fourth proportional to 1,229,311.82, 1,840,490.39 and 651,618.81 is: 975,584.99
Step by Step Solution
- Step 1: Write the proportion equation
1,229,311.82 : 1,840,490.39 = 651,618.81 : x - Step 2: Convert to fraction form
1,229,311.82/1,840,490.39 = 651,618.81/x - Step 3: Cross multiply
1,229,311.82x = 1,840,490.39 × 651,618.81 - Step 4: Simplify right side
1,229,311.82x = 1,199,298,159,377.28 - Step 5: Solve for x
x = 1,199,298,159,377.28/1,229,311.82 - Step 6: Final answer
x = 975,584.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.